EP2725366B1 - Vorrichtung zur Schätzung der Kapazität eines Gleichstromzwischenkreiskondensators in einem Wechselrichter - Google Patents

Vorrichtung zur Schätzung der Kapazität eines Gleichstromzwischenkreiskondensators in einem Wechselrichter Download PDF

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Publication number
EP2725366B1
EP2725366B1 EP13186792.1A EP13186792A EP2725366B1 EP 2725366 B1 EP2725366 B1 EP 2725366B1 EP 13186792 A EP13186792 A EP 13186792A EP 2725366 B1 EP2725366 B1 EP 2725366B1
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Prior art keywords
unit
voltage
voltage reference
capacitance
generate
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English (en)
French (fr)
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EP2725366A2 (de
EP2725366A3 (de
Inventor
Seung Cheol Choi
Anno Yoo
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LS Electric Co Ltd
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LSIS Co Ltd
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/64—Testing of capacitors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
    • H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
    • H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
    • H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/483—Converters with outputs that each can have more than two voltages levels
    • H02M7/49—Combination of the output voltage waveforms of a plurality of converters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/40—Testing power supplies
    • G01R31/42—AC power supplies
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0009—Devices or circuits for detecting current in a converter

Definitions

  • the unit power cells 120a to 120f Upon receiving power from the phase replacement transformer 110, the unit power cells 120a to 120f outputs a phase voltage of the motor 300.
  • the respective unit power cells are divided into three groups.
  • a power cell A1 120a and a power cell A2 120b are connected in series to synthesize an a-phase voltage of the motor 300.
  • a power cell B1 120c and a power cell B2 120d are electrically connected to synthesize a b-phase voltage.
  • a power cell C1 120e and a power cell C2 120f are electrically connected to synthesize a c-phase voltage.
  • the synthesized b-phase voltage and a-phase voltage has a phase difference of 120 degrees, and the c-phase voltage and the b-phase voltage also have a phase difference of 120 degrees.
  • the current sensor 125 measures an output current from the inverter unit 123.
  • the driving unit may include: a first generating unit configured to generate first and second trigonometric functions corresponding to an angle of an output current from the load current; a correcting unit configured to correct the first voltage reference to generate a voltage reference (a third voltage reference) for capacitance estimation and the second voltage reference to be provided to each second power unit cell; and an estimating unit configured to estimate capacitance of the DC link capacitor of the first unit power cell by using the third voltage reference.
  • a first generating unit configured to generate first and second trigonometric functions corresponding to an angle of an output current from the load current
  • a correcting unit configured to correct the first voltage reference to generate a voltage reference (a third voltage reference) for capacitance estimation and the second voltage reference to be provided to each second power unit cell
  • an estimating unit configured to estimate capacitance of the DC link capacitor of the first unit power cell by using the third voltage reference.
  • the correcting unit may further include a sixth generating unit configured to divide a voltage obtained by subtracting the third voltage reference from the fourth voltage reference by a number (N-1) obtained by subtracting 1 from the number of a plurality of unit power cells to generate the second voltage reference.
  • the medium-voltage inverter 1 in the medium voltage inverter system may receive a voltage having a line voltage effective value equal to or higher than 600V from an input power source 2, converts it into a 3-phase voltage, and outputs the same to a motor 300.
  • the motor 300 is a 3-phase motor having a medium voltage.
  • the motor 300 may be an induction machine or a synchronous machine.
  • the calculating unit 71 multiples the voltage reference (V ref ) applied from the controller 80 by the number (N) of unit power cells constituting one phase of the medium voltage inverter 1, and calculates a voltage reference (V ds_ref ) with respect to one phase of the medium voltage inverter 1.
  • FIG. 8 is a view illustrating an operation of the voltage reference correcting unit in FIG. 7 , in which the voltage reference (V ds_ref ) calculated by the calculating unit 71 is expressed as a sine wave such as a cosine function on the basis of d-axis of the stationary reference frame of the current angle reference frame.
  • the voltage reference may be expressed as V ds_ref in FIG. 8
  • the voltage reference having a 90-degree delayed phase may be expressed as V qs_ref in FIG. 8 by Equation 4.
  • FIG. 9 is a view illustrating a detailed configuration of the estimating unit in FIG. 5 , in which capacitance of a DC link capacitor of a selected unit power cell is estimated.
  • the estimating unit 43 includes a power calculating unit 91, a variation calculating unit 92, an average calculating unit 93, and a capacitance estimating unit 94.
  • the absolute value calculating unit 112 may calculate an absolute value by using the following function, and may obtain a magnitude of an AC component through the calculated absolute value.
  • a cutoff frequency is set to be lower than the secondary harmonic of the operating frequency.
  • the capacitance estimating unit 94 estimates capacitance of the DC link capacitor 22 by developing Equation 13 from the Equation 8.
  • C estimation P out _ mag / V dc _ 2 x _ mag ⁇ 2 ⁇ ⁇ O ⁇ V dc _ a ⁇ g
  • FIG. 12 is a view illustrating a detailed configuration of the capacitance estimating unit 94 of FIG. 9 .
  • the apparatus for estimating capacitance can reconfigure an output voltage of a unit power cell intended to be estimated such that it includes only pulsation power, and estimate capacitance of the DC link capacitor by using capacitor power which does not consider (or include) input power of the unit power cell.
  • capacitance of a DC link capacitor in a unit cell can be periodically estimated even during operation to determine a state of the DC link capacitor without using any additional equipment and device, whereby stability and reliability of the medium-voltage inverter can be enhanced.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Inverter Devices (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Measurement Of Resistance Or Impedance (AREA)

Claims (7)

  1. Vorrichtung zum Schätzen der Kapazität eines Zwischenkreiskondensators (22) einer Energiezelleneinheit in einem Mittelspannungs-Wechselrichter (1), bei der eine Vielzahl von Energiezelleneinheiten (20), die in Reihe geschaltet sind, eine Einphasenspannung an einen Motor (300) ausgeben, die Vorrichtung umfassend:
    einen Controller (30), der konfiguriert ist, um eine erste Spannungsreferenz für jede der Vielzahl von Energiezelleneinheiten (20) zu erzeugen, und ein Auswahlsignal zum Auswählen einer ersten Energiezelleneinheit zu erzeugen, die zum Schätzen der Kapazität eines Zwischenkreiskondensators (22) aus der Vielzahl von Energiezelleneinheiten (20) zu verwenden ist; und
    eine Ansteuereinheit (40), die konfiguriert ist, die erste Spannungsreferenz unter Verwendung eines Laststromwinkels gemäß dem Auswahlsignal zu korrigieren, wobei der Laststromwinkel basierend auf einem Ausgangsstrom (lout) von einem Stromsensor (25) berechnet wird, die Ansteuereinheit (40) ferner konfiguriert ist, die Kapazität des Zwischenkreiskondensators (22) der Stromzelle der ersten Energiezelleneinheit zu schätzen, ein Torsignal zum Erzeugen einer korrigierten zweiten Spannungsreferenz unter Berücksichtigung einer Zwischenkreisspannung zu erzeugen, die von einem Spannungssensor (24) gemessen wird, und das erzeugte Torsignals an eine zweite Energiezelleneinheit, die von der ersten Energiezelleneinheit der Vielzahl von Energiezelleneinheiten (20) verschieden ist, bereitzustellen.
  2. Vorrichtung nach Anspruch 1, wobei die Ansteuereinheit (30) umfasst:
    eine erste Erzeugungseinheit, die konfiguriert ist, erste und zweite trigonometrische Funktionen zu erzeugen, die einem Winkel eines Ausgangsstroms aus dem Laststrom entsprechen;
    eine Korrektureinheit, die konfiguriert ist, um die erste Spannungsreferenz zu korrigieren, um eine dritte Spannungsreferenz für die Kapazitätsschätzung zu erzeugen,
    und um die zweite Spannungsreferenz für jede zweite Energiezelleneinheit bereitzustellen; und
    eine Schätzeinheit, die konfiguriert ist, um die Kapazität des Zwischenkreiskondensators (22) der ersten Energiezelleneinheit unter Verwendung der dritten Spannungsreferenz zu schätzen.
  3. Vorrichtung nach Anspruch 2, wobei die Ansteuereinheit (30) ferner umfasst:
    eine zweite Erzeugungseinheit, die konfiguriert ist, um ein Torsignal zum Erzeugen der zweiten Spannungsreferenz zu erzeugen und das erzeugte Torsignal jeder Energiezelleneinheit bereitzustellen.
  4. Vorrichtung nach einem der Ansprüche 2 bis 3, wobei die erste Erzeugungseinheit umfasst:
    eine erste Verzögerungseinheit, die konfiguriert ist, eine Phase eines Laststroms als ein Cosinussignal zu verzögern,
    um ein sinusförmiges Signal zu erzeugen;
    eine dritte Erzeugungseinheit, die konfiguriert ist, um eine Größe des Laststroms zu erhalten; und
    eine Normierungseinheit, die konfiguriert ist, das Cosinussignal und das sinusförmige Signal mit der Größe des Laststroms zu normieren, um erste und zweite trigonometrische Funktionen zu erzeugen.
  5. Vorrichtung nach einem der Ansprüche 2 bis 4, wobei die Korrektureinheit umfasst:
    eine vierte Erzeugungseinheit, die so konfiguriert ist,
    dass sie die erste Spannungsreferenz mit der Anzahl (N) der Vielzahl von Energiezelleneinheiten (20) multipliziert, um eine vierte Spannungsreferenz in Bezug auf eine einzelne Phase zu erzeugen; und
    eine fünfte Erzeugungseinheit, die konfiguriert ist, die dritte Spannungsreferenz mit einer Phasendifferenz von ¼ Periode von der des Laststroms von der vierten Spannungsreferenz zu erzeugen.
  6. Vorrichtung nach Anspruch 5, wobei die Korrektureinheit ferner umfasst:
    eine sechste Erzeugungseinheit, die konfiguriert ist, um eine Spannung, die durch Subtrahieren der dritten Spannungsreferenz von der vierten Spannungsreferenz erhalten wird, durch eine Anzahl (N-1) zu teilen, die durch Subtrahieren von 1 von der Anzahl einer Vielzahl von Energiezelleneinheiten (20) erhalten wird, um die zweite Spannungsreferenz zu erzeugen.
  7. Vorrichtung nach einem der Ansprüche 5 bis 6, wobei die Schätzeinheit Folgendes umfasst:
    eine erste Recheneinheit, die konfiguriert ist, um die Leistung auf der Basis der dritten Spannungsreferenz und der Größe des Laststroms zu berechnen;
    eine zweite Recheneinheit, die konfiguriert ist, um eine Variation von Zwischenkreisspannungen zu berechnen;
    eine dritte Recheneinheit, die so konfiguriert ist, dass sie einen Durchschnitt der Zwischenkreisspannungen berechnet; und
    eine Kapazitätsschätzeinheit, die konfiguriert ist, um die Kapazität des Zwischenkreiskondensators (22) auf der Basis der Leistung, der Variation und des Mittelwerts zu schätzen.
EP13186792.1A 2012-10-29 2013-10-01 Vorrichtung zur Schätzung der Kapazität eines Gleichstromzwischenkreiskondensators in einem Wechselrichter Active EP2725366B1 (de)

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KR1020120120603A KR101661379B1 (ko) 2012-10-29 2012-10-29 인버터에서 직류단 커패시터의 용량 추정장치

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US (1) US9154044B2 (de)
EP (1) EP2725366B1 (de)
JP (1) JP5806273B2 (de)
KR (1) KR101661379B1 (de)
CN (1) CN103795284B (de)
ES (1) ES2904748T3 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150140966A (ko) * 2014-06-09 2015-12-17 엘에스산전 주식회사 바이패스 운전 기능을 갖는 직렬형 h-브릿지 인버터
US10340819B2 (en) * 2016-04-29 2019-07-02 Gm Global Technology Operations Llc. Fault shutdown control of an electric machine in a vehicle or other DC-powered torque system
WO2018042809A1 (ja) * 2016-08-29 2018-03-08 三菱電機株式会社 静電容量検出装置及び電力変換装置
CN108169571B (zh) * 2016-12-07 2020-06-02 台达电子企业管理（上海）有限公司 监测直流母线电容容值的方法和装置
US10164515B2 (en) * 2017-02-27 2018-12-25 Delta Electronics (Shanghai) Co., Ltd. Driving method for power semiconductor switches in H-bridge circuit
CN109387701B (zh) * 2017-08-02 2021-03-19 台达电子工业股份有限公司 三相变流装置及电容估算方法
DE102017221096A1 (de) * 2017-11-24 2019-05-29 Ziehl-Abegg Se Verfahren und Bewertungseinheit zum Ermitteln der Restlebensdauer eines Kondensators sowie System
WO2019127185A1 (en) * 2017-12-28 2019-07-04 Abb Schweiz Ag Method and system for on-line condition monitoring of dc-link capacitor in power converter
CN109061314B (zh) * 2018-06-29 2021-05-11 华为技术有限公司 一种检测逆变器的滤波电容容值的方法及装置
KR20210040724A (ko) * 2019-10-04 2021-04-14 주식회사 엘지화학 배터리 관리 장치
EP3879687A1 (de) 2020-03-13 2021-09-15 Hamilton Sundstrand Corporation Estimierung der kapazität im dc zwischenkreis eines antriebssystems für einen elektromotor

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1014097A (ja) * 1996-06-18 1998-01-16 Hitachi Ltd 電力変換器のコンデンサ容量判定装置
US6847531B2 (en) * 2001-01-02 2005-01-25 General Electric Company System and method for regenerative PWM AC power conversion
KR100658242B1 (ko) * 2003-03-17 2006-12-14 미쓰비시덴키 가부시키가이샤 인버터 장치
KR100768849B1 (ko) * 2005-12-06 2007-10-22 엘지전자 주식회사 계통 연계형 연료전지 시스템의 전원공급장치 및 방법
JP5194815B2 (ja) * 2008-01-16 2013-05-08 株式会社富士通ゼネラル 平滑コンデンサの異常検出回路及びこれを備えた電子機器
KR20090100655A (ko) * 2008-03-20 2009-09-24 엘에스산전 주식회사 멀티 레벨 인버터
WO2010059141A1 (en) * 2008-11-21 2010-05-27 Otis Elevator Company Operation of a three-phase regenerative drive from mixed dc and single phase ac power sources
US7940537B2 (en) * 2008-12-31 2011-05-10 Teco-Westinghouse Motor Company Partial regeneration in a multi-level power inverter
JP5359282B2 (ja) * 2009-01-07 2013-12-04 富士電機株式会社 インバータ装置
JP2011075507A (ja) * 2009-10-01 2011-04-14 Toyo Electric Mfg Co Ltd 電力変換装置のコンデンサ容量判定方法
KR101175415B1 (ko) * 2009-11-16 2012-08-20 영남대학교 산학협력단 단상 ｐｗｍ 컨버터의 직류 링크 커패시터 용량 추정 시스템
KR101675561B1 (ko) * 2010-05-04 2016-11-15 삼성전자주식회사 전원 장치
WO2012098875A1 (ja) * 2011-01-18 2012-07-26 ダイキン工業株式会社 電力変換装置

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Publication number Publication date
JP2014089184A (ja) 2014-05-15
KR20140056556A (ko) 2014-05-12
JP5806273B2 (ja) 2015-11-10
EP2725366A2 (de) 2014-04-30
EP2725366A3 (de) 2017-12-27
CN103795284A (zh) 2014-05-14
KR101661379B1 (ko) 2016-09-29
CN103795284B (zh) 2016-08-10
US9154044B2 (en) 2015-10-06
ES2904748T3 (es) 2022-04-05
US20140119067A1 (en) 2014-05-01

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